Integrated precipitation equipment for sewage treatment

The utility model provides integrated precipitation equipment for sewage treatment, which relates to the technical field of sewage treatment and comprises a tank body, a bolt is in threaded connection with the top end of the tank body, the tank body is connected with a top cover through the bolt, a storage box is connected with the top end of the top cover, and an electromagnetic valve is mounted at the joint of the storage box and the top cover. One end of the electromagnetic valve is connected with a guide pipe, one end of the guide pipe penetrates through the tank body and extends into the tank body, a holder is installed at the bottom end in the tank body, one side of the top end of the holder is rotationally connected with a stirring shaft, the top end of the stirring shaft is connected with a rotating connector, and the stirring shaft is movably connected with the guide pipe through the rotating connector; the stirring shaft comprises a vertical pipe, a branch pipe and an opening, a stepping motor is mo